#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
	char str1[100], str2[100], str3[200]="";
	for (int i = 0; i < 99; i++)
	{
		int tmp = rand();
		tmp = 'a' + tmp % 26 ;
		str1[i] = tmp;

		tmp = rand();
		tmp = 'a' + tmp % 26 ;
		str2[i] = tmp;
	}
	str1[99] = '\0';
	str2[99] = '\0';	
	printf("%d\n",strcmp(str1,str2));
	strcat(str3,str1);
	strcat(str3,str2);
	printf("%s",str3);
	printf("%d\n",strlen(str3));
	return 0;
}

